Drilling Pipe

Basic Info

Product Description

Certification: ISO

Type: Petroleum Drilling Tool & Accessory

Origin: Jiyuan, Henan, China

Usage: Offshore Oil and Gas Field Exploitation Machinery

Trademark: Tianhe

Jiyuan Tianhe Special Steel Co&period;&comma; Ltd is a professional manufacturer of petroleum drilling tools based in mainland China&period; Our main products include various stabilizer&comma; drill collor&comma; jar and kelly etc&period; Our products enjory a solid reputation for superior quality at competitive price and excellent service with prompt delivery time&period;

Our Kellys are made from AISI 4145H alloy bars that are quenched and tempered full length&period; A hardness range of 285 to 341 BHM and a minimum impact value of 54 Joules as per ASTM A 370 are maintained one inch bellow the surface at room temperature&period; To improve resistance to galling&comma; all connections are phosphate-coated with an API thread compond&period; Each bar used to manufacture kellys has been examined with magnetic partice inspections and ultrsonic inspections&period;

We are dedicated to supply you best service and will be your reliable business partner&period; Please feel free to contact us